The bike is one of two that Harley reportedly gifted to “The Killer,” as Lewis is dubbed, and “The King,” Elvis Presley. Lewis reportedly told Mecum Marketing Director Sam Murtaugh that he got the first of the two bikes and often poked fun at Presley for having been second in line.

“This could be the $1 million motorcycle,” said auction house President Dana Mecum in a prepared statement. “Its history and the continuous ownership by Jerry Lee since 1959 should drive the auction price to record numbers.”

But it won’t be the only ride turning heads. Also on the block are dozens of cars from the famed Wellborn Musclecar Museum Collection, a 1972 Lola 3T10 Can Am driven competitively by racers David Hobbs, Jerry Hansen and Bobby Rahal; and a one-owner, unrestored and original 1971 Dodge Challenger Hemi R/T with just 1,871 miles.